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<h1>src/qvblockprogramming/qvguiblocks/qvcanvas.h</h1><a href="qvcanvas_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> *      Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012. PARP Research Group.</span>
<a name="l00003"></a>00003 <span class="comment"> *      &lt;http://perception.inf.um.es&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *      University of Murcia, Spain.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> *      This file is part of the QVision library.</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> *      QVision is free software: you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> *      it under the terms of the GNU Lesser General Public License as</span>
<a name="l00010"></a>00010 <span class="comment"> *      published by the Free Software Foundation, version 3 of the License.</span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> *      QVision is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> *      but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00015"></a>00015 <span class="comment"> *      GNU Lesser General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> *      You should have received a copy of the GNU Lesser General Public</span>
<a name="l00018"></a>00018 <span class="comment"> *      License along with QVision. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020 
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#ifndef QVCANVAS_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define QVCANVAS_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;QGLWidget&gt;</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;QPainter&gt;</span>
<a name="l00030"></a>00030 <span class="preprocessor">#include &lt;QString&gt;</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include &lt;QMenu&gt;</span>
<a name="l00032"></a>00032 
<a name="l00033"></a>00033 <span class="preprocessor">#include &lt;QVImage&gt;</span>
<a name="l00034"></a>00034 <span class="preprocessor">#include &lt;QVPolyline&gt;</span>
<a name="l00035"></a>00035 <span class="preprocessor">#include &lt;QVCameraPose&gt;</span>
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <span class="keyword">class </span>QwtScaleWidget;
<a name="l00038"></a>00038 <span class="keyword">class </span>QwtLinearScaleEngine;
<a name="l00039"></a>00039 <span class="keyword">class </span>QwtScaleDiv;
<a name="l00040"></a>00040 <span class="keyword">class </span>QToolButton;
<a name="l00041"></a>00041 <span class="keyword">class </span>QStatusBar;
<a name="l00042"></a>00042 <span class="keyword">class </span>QVImageArea;
<a name="l00043"></a>00043 
<a name="l00050"></a><a class="code" href="classQVPainter.html">00050</a> <span class="keyword">class </span><a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a>: <span class="keyword">public</span> QPainter
<a name="l00051"></a>00051 {
<a name="l00052"></a>00052 <span class="keyword">friend</span> <span class="keyword">class </span>QVImageArea;
<a name="l00053"></a>00053 
<a name="l00054"></a>00054 <span class="keyword">private</span>:
<a name="l00055"></a>00055         <span class="comment">// Nobody except QVImageArea should create or destroy QVPainters:</span>
<a name="l00056"></a>00056         <a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a>(QVImageArea *imageArea): QPainter()
<a name="l00057"></a>00057                 { this-&gt;imageArea = imageArea;};
<a name="l00058"></a>00058         ~<a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a>() { };
<a name="l00059"></a>00059 <span class="keyword">public</span>:
<a name="l00060"></a>00060 
<a name="l00069"></a>00069         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#ac3a7669110b0fa478eb28b19ad1f5014" title="Draws a QVImage&amp;lt;T,n&amp;gt; of any type T and size n in the corresponding QVImageCanvas...">drawQVImage</a>(<a class="code" href="classQVGenericImage.html" title="Base class for QVImage objects.">QVGenericImage</a> *image,<span class="keywordtype">bool</span> adaptsize=TRUE,<span class="keywordtype">float</span> low=0.0, <span class="keywordtype">float</span> high=255.0);
<a name="l00070"></a>00070 
<a name="l00074"></a>00074         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keyword">const</span> QPointF &amp; position, <span class="keyword">const</span> QString &amp; text);
<a name="l00075"></a>00075 
<a name="l00079"></a>00079         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keyword">const</span> QPoint &amp; position, <span class="keyword">const</span> QString &amp; text);
<a name="l00080"></a>00080 
<a name="l00084"></a>00084         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keyword">const</span> QRectF &amp; rectangle, <span class="keywordtype">int</span> flags, <span class="keyword">const</span> QString &amp; text, QRectF * boundingRect = 0);
<a name="l00085"></a>00085 
<a name="l00089"></a>00089         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keyword">const</span> QRect &amp; rectangle, <span class="keywordtype">int</span> flags, <span class="keyword">const</span> QString &amp; text, QRect * boundingRect = 0);
<a name="l00090"></a>00090 
<a name="l00094"></a>00094         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keyword">const</span> QString &amp; text);
<a name="l00095"></a>00095 
<a name="l00099"></a>00099         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keywordtype">int</span> x, <span class="keywordtype">int</span> y, <span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height, <span class="keywordtype">int</span> flags, <span class="keyword">const</span> QString &amp; text, QRect * boundingRect = 0);
<a name="l00100"></a>00100 
<a name="l00104"></a>00104         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#af213d51b59f8ed1254adb8f2df8f4f98" title="Draws text in a given pixel position of the QVImageCanvas which does not scale with...">drawTextUnscaled</a>(<span class="keyword">const</span> QRectF &amp; rectangle, <span class="keyword">const</span> QString &amp; text, <span class="keyword">const</span> QTextOption &amp; option = QTextOption());
<a name="l00105"></a>00105 
<a name="l00106"></a>00106 <span class="keyword">private</span>:
<a name="l00107"></a>00107         <span class="comment">// QVPainter keeps a private reference to its corresponding QVImageArea:</span>
<a name="l00108"></a>00108         QVImageArea *imageArea; 
<a name="l00109"></a>00109 };
<a name="l00110"></a>00110 
<a name="l00111"></a>00111 <span class="comment">// Not documented for now</span>
<a name="l00112"></a>00112 
<a name="l00113"></a>00113 <span class="comment">//#ifndef DOXYGEN_IGNORE_THIS</span>
<a name="l00114"></a>00114 
<a name="l00115"></a>00115 <span class="keyword">enum</span> TPolyMode {
<a name="l00116"></a>00116         LIST = 0x01,
<a name="l00117"></a>00117         LINE = 0x02,
<a name="l00118"></a>00118         CLOSED = 0x03
<a name="l00119"></a>00119 };
<a name="l00120"></a>00120 
<a name="l00121"></a>00121 <span class="comment">/************************* QVImageArea auxiliary class ************************/</span>
<a name="l00122"></a>00122 
<a name="l00123"></a>00123 <span class="comment">// Auxiliary class, not available to library users (only to be used by</span>
<a name="l00124"></a>00124 <span class="comment">// QVCanvas, which will be its friend). Thus, everything is private.</span>
<a name="l00125"></a>00125 <span class="comment">// Note.- Not declared as a nested class because of QT moc limitations</span>
<a name="l00126"></a>00126 <span class="comment">// with the Q_OBJECT macro.</span>
<a name="l00127"></a>00127 
<a name="l00128"></a>00128 <span class="keyword">class </span>QVImageArea : <span class="keyword">public</span> QGLWidget
<a name="l00129"></a>00129 {
<a name="l00130"></a>00130         Q_OBJECT
<a name="l00131"></a>00131 
<a name="l00132"></a>00132 <span class="keyword">friend</span> <span class="keyword">class </span>QVCanvas;
<a name="l00133"></a>00133 <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a>;
<a name="l00134"></a>00134 
<a name="l00135"></a>00135 <span class="keyword">private</span>:
<a name="l00136"></a>00136         <span class="comment">// static class list of pointers to nstances of QVImageArea. The new</span>
<a name="l00137"></a>00137         <span class="comment">// imageAreas will share context with first, in order to be fast enough</span>
<a name="l00138"></a>00138         <span class="comment">// (otherwise, use of multiple context can make the application very</span>
<a name="l00139"></a>00139         <span class="comment">// slow on some graphic cards!).</span>
<a name="l00140"></a>00140         <span class="keyword">static</span> QList&lt;QVImageArea *&gt; image_areas;
<a name="l00141"></a>00141         
<a name="l00142"></a>00142         <span class="keywordtype">void</span> initObject(<span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h); <span class="comment">// Auxiliary function for constructors.</span>
<a name="l00143"></a>00143 
<a name="l00144"></a>00144         <span class="comment">// Nobody except QVCanvas should create or destroy QVImageArea&#39;s:</span>
<a name="l00145"></a>00145         <span class="comment">// Constructor for first instance:</span>
<a name="l00146"></a>00146         QVImageArea(<span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h,QWidget *parent);
<a name="l00147"></a>00147         <span class="comment">// Constructor for second and subsequent instances:</span>
<a name="l00148"></a>00148         QVImageArea(<span class="keywordtype">int</span> w, <span class="keywordtype">int</span> h,QWidget *parent,QGLWidget *other);
<a name="l00149"></a>00149         ~QVImageArea() {};
<a name="l00150"></a>00150         
<a name="l00151"></a>00151         <span class="keyword">enum</span> TMouseMode {
<a name="l00152"></a>00152                 NONE = 0x01,
<a name="l00153"></a>00153                 DRAG = 0x02,
<a name="l00154"></a>00154                 <span class="keywordtype">SEL</span> = 0x03,
<a name="l00155"></a>00155                 POLY = 0x04,
<a name="l00156"></a>00156                 ZOOM = 0x05
<a name="l00157"></a>00157         };
<a name="l00158"></a>00158 
<a name="l00159"></a>00159 signals:
<a name="l00160"></a>00160         <span class="keywordtype">void</span> newGeometry(<span class="keywordtype">int</span> origheight,<span class="keywordtype">int</span> origwidth,<span class="keywordtype">int</span> topleftx,<span class="keywordtype">int</span> toplefty,<span class="keywordtype">int</span> width,<span class="keywordtype">int</span> height, <span class="keywordtype">int</span> zoom);
<a name="l00161"></a>00161         <span class="keywordtype">void</span> newMousePosition(<span class="keywordtype">float</span> x,<span class="keywordtype">float</span> y);
<a name="l00162"></a>00162         <span class="keywordtype">void</span> mouseLeavesImageArea(<span class="keywordtype">bool</span> leaves);
<a name="l00163"></a>00163         <span class="keywordtype">void</span> rectSelected(QRect rect);
<a name="l00164"></a>00164         <span class="keywordtype">void</span> polySelected(QPoint point, <span class="keywordtype">bool</span> reset, TPolyMode mode);
<a name="l00165"></a>00165 
<a name="l00166"></a>00166 <span class="keyword">protected</span>:
<a name="l00167"></a>00167         <span class="comment">// void initializeGL() {};</span>
<a name="l00168"></a>00168         <span class="keywordtype">void</span> wheelEvent(QWheelEvent *event);
<a name="l00169"></a>00169         <span class="keywordtype">void</span> resizeGL(<span class="keywordtype">int</span> width, <span class="keywordtype">int</span> height);
<a name="l00170"></a>00170         <span class="keywordtype">void</span> paintEvent(QPaintEvent *event);
<a name="l00171"></a>00171         <span class="keywordtype">void</span> mousePressEvent(QMouseEvent *event);
<a name="l00172"></a>00172         <span class="keywordtype">void</span> mouseMoveEvent(QMouseEvent *event);
<a name="l00173"></a>00173         <span class="keywordtype">void</span> mouseReleaseEvent(QMouseEvent *event);
<a name="l00174"></a>00174         <span class="keywordtype">void</span> leaveEvent(QEvent *event);
<a name="l00175"></a>00175         <span class="keywordtype">void</span> beginDrawWorldFromCamera(<span class="keyword">const</span> <span class="keywordtype">double</span> fx, <span class="keyword">const</span> <span class="keywordtype">double</span> fy, <span class="keyword">const</span> <a class="code" href="classQVCameraPose.html" title="Class for the camera pose of a view, in a 3D reconstruction.">QVCameraPose</a> &amp;cameraPosition);
<a name="l00176"></a>00176         <span class="keywordtype">void</span> endDrawWorldFromCamera();
<a name="l00177"></a>00177 
<a name="l00178"></a>00178 <span class="keyword">private</span>:
<a name="l00179"></a>00179         <span class="keyword">const</span> <span class="keywordtype">int</span> max_zoom;
<a name="l00180"></a>00180         <span class="keywordtype">void</span> <a class="code" href="classQVPainter.html#ac3a7669110b0fa478eb28b19ad1f5014" title="Draws a QVImage&amp;lt;T,n&amp;gt; of any type T and size n in the corresponding QVImageCanvas...">drawQVImage</a>(<a class="code" href="classQVGenericImage.html" title="Base class for QVImage objects.">QVGenericImage</a> *image,<span class="keywordtype">bool</span> adaptsize,<span class="keywordtype">float</span> low,<span class="keywordtype">float</span> high);
<a name="l00181"></a>00181         <span class="keywordtype">void</span> centerZoom(<span class="keywordtype">int</span> zoom);
<a name="l00182"></a>00182         <span class="keywordtype">void</span> resizeImageArea(<span class="keywordtype">int</span> w,<span class="keywordtype">int</span> h);
<a name="l00183"></a>00183         <span class="keywordtype">int</span> zoom,origheight,origwidth;
<a name="l00184"></a>00184         QPoint topLeft;
<a name="l00185"></a>00185         QRect selRect,zoomRect;
<a name="l00186"></a>00186         <a class="code" href="classQVPolyline.html" title="Polyline representation.">QVPolyline</a> selPoly;
<a name="l00187"></a>00187         QRect innerRect();
<a name="l00188"></a>00188         QRect outerRect();
<a name="l00189"></a>00189         TMouseMode mouseMode;
<a name="l00190"></a>00190         TPolyMode polyMode;
<a name="l00191"></a>00191         QPoint firstPos,lastPos;
<a name="l00192"></a>00192         <span class="keywordtype">bool</span> dragging,drawSel;
<a name="l00193"></a>00193         QRectF intuitiveRect(QRect rect);
<a name="l00194"></a>00194         <a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a> *painter;
<a name="l00195"></a>00195         QList&lt;QVGenericImage*&gt; imageList;
<a name="l00196"></a>00196 };
<a name="l00197"></a>00197 
<a name="l00198"></a>00198 <span class="keyword">class </span>QVCanvas : <span class="keyword">public</span> QWidget
<a name="l00199"></a>00199 {
<a name="l00200"></a>00200 <span class="keyword">friend</span> <span class="keyword">class </span>QVImageArea;
<a name="l00201"></a>00201         Q_OBJECT
<a name="l00202"></a>00202 <span class="keyword">public</span>:
<a name="l00203"></a>00203 
<a name="l00204"></a>00204         <span class="keywordtype">void</span> qglColor(<span class="keyword">const</span> QColor &amp;color)
<a name="l00205"></a>00205                 {
<a name="l00206"></a>00206                 glColor3ub(color.red(), color.green(), color.blue());
<a name="l00207"></a>00207                 }
<a name="l00208"></a>00208 
<a name="l00209"></a>00209         QVCanvas(QWidget *parent = 0);
<a name="l00210"></a>00210         ~QVCanvas();
<a name="l00211"></a>00211         <span class="keywordtype">int</span> getZoom()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> imageArea-&gt;zoom; }
<a name="l00212"></a>00212         QRect getViewport()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> QRect(imageArea-&gt;topLeft,QSize(imageArea-&gt;width(),imageArea-&gt;height())); } <span class="comment">//OJO, document in the manual that all viewport is multiplied by actual zoom.</span>
<a name="l00213"></a>00213         QSize getSize()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> QSize(imageArea-&gt;origwidth,imageArea-&gt;origheight); }
<a name="l00214"></a>00214         <a class="code" href="classQVPainter.html" title="Inherits from QPainter to allow versatile drawing on a QVImageCanvas object.">QVPainter</a> *getQVPainter()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> imageArea-&gt;painter; };
<a name="l00215"></a>00215         QRect getSelectionRectangle()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> imageArea-&gt;selRect; }
<a name="l00216"></a>00216         <span class="keywordtype">void</span> beginDrawWorldFromCamera(<span class="keyword">const</span> <span class="keywordtype">double</span> fx, <span class="keyword">const</span> <span class="keywordtype">double</span> fy, <span class="keyword">const</span> <a class="code" href="classQVCameraPose.html" title="Class for the camera pose of a view, in a 3D reconstruction.">QVCameraPose</a> &amp;cameraPosition)
<a name="l00217"></a>00217                 {
<a name="l00218"></a>00218                 imageArea-&gt;beginDrawWorldFromCamera(fx,fy,cameraPosition);
<a name="l00219"></a>00219                 }
<a name="l00220"></a>00220         <span class="keywordtype">void</span> endDrawWorldFromCamera() {
<a name="l00221"></a>00221             imageArea-&gt;endDrawWorldFromCamera();
<a name="l00222"></a>00222         }
<a name="l00223"></a>00223         <span class="keyword">const</span> <a class="code" href="classQVImage.html">QVImage&lt;uChar, 3&gt;</a> contentImage()<span class="keyword">  const   </span>{ <span class="keywordflow">return</span> <a class="code" href="classQVImage.html">QVImage&lt;uChar, 3&gt;</a>(imageArea-&gt;renderPixmap().toImage()); }
<a name="l00224"></a>00224 
<a name="l00225"></a>00225 <span class="keyword">protected</span>:
<a name="l00226"></a>00226         <span class="keyword">virtual</span> <span class="keywordtype">void</span> viewer() { <span class="comment">/* Default is to paint nothing. */</span> };
<a name="l00227"></a>00227 
<a name="l00228"></a>00228 signals:
<a name="l00229"></a>00229         <span class="keywordtype">void</span> newGeometry(<span class="keywordtype">int</span> origwidth,<span class="keywordtype">int</span> origheight,<span class="keywordtype">int</span> topleftx,<span class="keywordtype">int</span> toplefty,<span class="keywordtype">int</span> width,<span class="keywordtype">int</span> height, <span class="keywordtype">int</span> zoom);
<a name="l00230"></a>00230         <span class="comment">//void refreshed();</span>
<a name="l00231"></a>00231 
<a name="l00232"></a>00232 <span class="keyword">public</span> slots:
<a name="l00233"></a>00233         <span class="keywordtype">void</span> setGeometry(<span class="keywordtype">int</span> origwidth,<span class="keywordtype">int</span> origheight,<span class="keywordtype">int</span> topleftx,<span class="keywordtype">int</span> toplefty,<span class="keywordtype">int</span> width,<span class="keywordtype">int</span> height, <span class="keywordtype">int</span> zoom);
<a name="l00234"></a>00234         <span class="keywordtype">void</span> refreshImageArea();
<a name="l00235"></a>00235         <span class="keyword">virtual</span> <span class="keywordtype">void</span> rectSelectedSlot(QRect rect) = 0 ;
<a name="l00236"></a>00236         <span class="keyword">virtual</span> <span class="keywordtype">void</span> polySelectedSlot(QPoint point, <span class="keywordtype">bool</span> reset, TPolyMode mode) =0;
<a name="l00237"></a>00237 
<a name="l00238"></a>00238 <span class="keyword">private</span> slots:
<a name="l00239"></a>00239         <span class="keywordtype">void</span> drawSelClicked(<span class="keywordtype">bool</span> checked);
<a name="l00240"></a>00240         <span class="keywordtype">void</span> zoomRectClicked(<span class="keywordtype">bool</span> checked);
<a name="l00241"></a>00241         <span class="keywordtype">void</span> selPolyClicked(<span class="keywordtype">bool</span> checked);
<a name="l00242"></a>00242         <span class="keywordtype">void</span> selPolyChangedToList();
<a name="l00243"></a>00243         <span class="keywordtype">void</span> selPolyChangedToLine();
<a name="l00244"></a>00244         <span class="keywordtype">void</span> selPolyChangedToClosed();
<a name="l00245"></a>00245         <span class="keywordtype">void</span> selRectClicked(<span class="keywordtype">bool</span> checked);
<a name="l00246"></a>00246         <span class="keywordtype">void</span> dragClicked(<span class="keywordtype">bool</span> checked);
<a name="l00247"></a>00247         <span class="keywordtype">void</span> zoomInClicked();
<a name="l00248"></a>00248         <span class="keywordtype">void</span> zoomOutClicked();
<a name="l00249"></a>00249         <span class="keywordtype">void</span> zoomOriginalClicked();
<a name="l00250"></a>00250         <span class="keywordtype">void</span> newMousePositionSlot(<span class="keywordtype">float</span> x,<span class="keywordtype">float</span> y);
<a name="l00251"></a>00251         <span class="keywordtype">void</span> mouseLeavesImageAreaSlot(<span class="keywordtype">bool</span> leaves);
<a name="l00252"></a>00252 
<a name="l00253"></a>00253 <span class="keyword">protected</span>:
<a name="l00254"></a>00254         QVImageArea *imageArea;
<a name="l00255"></a>00255 
<a name="l00256"></a>00256 <span class="keyword">private</span>:
<a name="l00257"></a>00257 <span class="preprocessor">        #ifdef QVQWT</span>
<a name="l00258"></a>00258 <span class="preprocessor"></span>        QwtScaleWidget *scaleWidgetX,*scaleWidgetY;
<a name="l00259"></a>00259         QwtLinearScaleEngine *scaleEngineX,*scaleEngineY;
<a name="l00260"></a>00260 <span class="preprocessor">        #endif</span>
<a name="l00261"></a>00261 <span class="preprocessor"></span>
<a name="l00262"></a>00262         QToolButton *buttonDrawSel,*buttonZoomIn,*buttonZoomOut,*buttonZoomOriginal,*buttonZoomRect,
<a name="l00263"></a>00263                     *buttonselPoly,*buttonSelRect,*buttonDrag;
<a name="l00264"></a>00264         QMenu *menuselPoly;
<a name="l00265"></a>00265         QStatusBar *statusBar;
<a name="l00266"></a>00266         <span class="keywordtype">void</span> resizeEvent(QResizeEvent *event);
<a name="l00267"></a>00267         <span class="keywordtype">int</span> scaleWidgetsFixedWidth,statusBarWidgetFixedHeight;
<a name="l00268"></a>00268         <span class="keywordtype">float</span> mousePosX,mousePosY;
<a name="l00269"></a>00269         <span class="keywordtype">bool</span> mouseIsOut;
<a name="l00270"></a>00270         QString statusMessage();
<a name="l00271"></a>00271         TPolyMode polyMode;
<a name="l00272"></a>00272 };
<a name="l00273"></a>00273 <span class="comment">// #endif //DOXYGEN_IGNORE_THIS</span>
<a name="l00274"></a>00274 <span class="preprocessor">#endif</span>
</pre></div></div>
</td></tr></table>

<br /><hr><br />
<center><a href="http://perception.inf.um.es/QVision">QVision framework</a>.
<a href="http://perception.inf.um.es">PARP research group</a>.
Copyright &copy; 2007, 2008, 2009, 2010, 2011.</center>
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